CN217230036U

CN217230036U - Large-scale naval vessel containerization supply car

Info

Publication number: CN217230036U
Application number: CN202123200950.3U
Authority: CN
Inventors: 叶欣
Original assignee: China Harzone Industry Corp Ltd
Current assignee: China Harzone Industry Corp Ltd
Priority date: 2021-12-18
Filing date: 2021-12-18
Publication date: 2022-08-19
Anticipated expiration: 2031-12-18

Abstract

The utility model discloses a large ship containerized supply vehicle, which comprises a tractor, a modified trailer, an engine assembly, a lifting device assembly, a suspension arm assembly, a crane trolley assembly, a lifting device assembly turning oil cylinder and a multipurpose container spreader assembly; the modified trailer is fixed at the rear end of the tractor, and the engine assembly and the lifting device assembly are arranged on the modified trailer; the engine assembly provides power for the supply vehicle; the lifting device assembly rotates by 90 degrees under the pushing of the lifting device assembly turning oil cylinder and is in a vertical or horizontal state; the suspension arm assembly rotates by 90 degrees under the pushing of the lifting device assembly turning oil cylinder and is parallel or vertical to the lifting device assembly; the crane trolley assembly is arranged on the suspension arm assembly, the multipurpose container spreader assembly is connected with the crane trolley assembly, and in an initial state, the multipurpose container spreader assembly is attached to the lower end of the suspension arm assembly. The utility model discloses can solve ordinary military use or civil pier to the problem of the container fast loading and unloading of large-scale naval vessel.

Description

Large-scale naval vessel collection dress ization supply car

Technical Field

The utility model relates to a hoisting machinery car technical field, concretely relates to large-scale naval vessel collection dress mends car.

Background

Aiming at the problem that the existing large ships can only carry out containerization supply on civil container terminals or large wheel cranes (more than 150 tons); the existing large-scale wheel crane has large occupied area during operation, heavy required counter weight, and the particularity of military ships and warships and the region limitation of military wharfs, so that a containerized supply machine which can run flexibly, operate in a universal wharf, has short deployment time, small occupied area during operation, can hoist at a high height and has large hoisting weight within a certain hoisting range needs to be designed, and containerized material supply guarantee is provided for the large ships and warships at all the wharfs which can be stopped.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a large-scale naval vessel containerization supply car can solve ordinary military use or civilian pier to the problem of the container fast loading and unloading of large-scale naval vessel.

The utility model adopts the technical scheme as follows:

a large ship containerized supply vehicle comprises a tractor, a modified trailer, an engine assembly, a lifting device assembly, a suspension arm assembly, a crane trolley assembly, a lifting device assembly turning oil cylinder and a multipurpose container spreader assembly;

the modified trailer is fixed at the rear end of the tractor, and the engine assembly and the lifting device assembly are arranged on the modified trailer; the engine assembly provides power for the supply vehicle; the lifting device assembly rotates for 90 degrees under the pushing of the lifting device assembly overturning oil cylinder and is in a vertical or horizontal state; the suspension arm assembly is arranged on the lifting device assembly in an overturning way and is driven by the overturning oil cylinder of the lifting device assembly to rotate by 90 degrees to be parallel or vertical to the lifting device assembly; the hoisting trolley assembly is arranged on the suspension arm assembly and moves linearly along the suspension arm assembly under the action of power; the multipurpose container spreader assembly is connected with the trolley assembly, the trolley assembly finishes the folding and unfolding of the multipurpose container spreader assembly, and the multipurpose container spreader assembly is attached to the lower end of the suspension arm assembly in an initial state.

Furthermore, the modified trailer is provided with a front hydraulic support leg, a rear hydraulic support leg, a lifting frame assembly overturning oil cylinder support, a lifting device assembly connecting double lug, a lifting device assembly fixing double lug and a lifting device assembly fixing lug oil cylinder bolt;

the front hydraulic support leg and the rear hydraulic support leg are fixed at the bottom of the modified trailer, and the lifting frame assembly overturning oil cylinder support is fixed at the tail end of the modified trailer and used for installing a lifting device assembly overturning oil cylinder; the lifting device assembly connecting double lugs are fixed at the tail end of the modified trailer and are used for connecting the hinge lugs of the lifting device assembly; the fixed double lugs of the lifting device assembly are fixed at the tail end of the modified trailer and are positioned below the connecting double lugs of the lifting device assembly, and the lifting device assembly is connected and fixed in a vertical state after rotating in place by using the fixed lug oil cylinder bolts.

Furthermore, the lifting device assembly comprises a basic column assembly, a middle column assembly, an upper column assembly, a suspension arm assembly overturning oil cylinder, a basic column assembly lifting oil cylinder, a middle column assembly lifting oil cylinder and an upper column assembly lifting oil cylinder;

the basic column assembly, the middle column assembly and the upper column assembly are mutually telescopically nested, and the basic column assembly is arranged at the outermost side; one end of the upper column assembly lifting oil cylinder is fixedly connected with the upper column assembly, and the other end of the upper column assembly lifting oil cylinder is connected with a support of the middle column assembly lifting oil cylinder; one end of the center pillar assembly lifting oil cylinder is fixedly connected with the center pillar assembly, and the other end of the center pillar assembly lifting oil cylinder is connected with a support of a basic pillar assembly lifting oil cylinder on the basic pillar assembly; one end of the boom assembly overturning oil cylinder is fixedly connected with the outer end of the upper column assembly, and the other end of the boom assembly overturning oil cylinder is hinged on the boom assembly.

Furthermore, the suspension arm assembly comprises a suspension arm assembly structure and a pushing oil cylinder;

one end of the pushing oil cylinder is hinged with the suspension arm assembly structure by single and double lugs, and the other end of the pushing oil cylinder is hinged with the trolley assembly; the telescopic driving oil cylinder drives the trolley assembly to move linearly.

Furthermore, the trolley assembly comprises a trolley, a hydraulic winch, a lifting rope, a guide wheel, a steel wire rope fixing pin and a roller;

the hydraulic winch is fixedly connected to the hoisting trolley and is of a double-circle-barrel structure, and the lifting rope is fixed on the steel wire rope fixed pin after extending out of the hydraulic winch and passing through a guide wheel and a steering wheel in the multipurpose container lifting appliance assembly; the steel wire rope fixing pin is arranged on the hoisting trolley below the guide wheel; the gyro wheel is installed on four angles of trolley.

Furthermore, the multipurpose container spreader assembly comprises a balance rod, a steering wheel, a short lifting rope and a multifunctional container spreader;

the directive wheel is used for steering the lifting ropes, one end of each short lifting rope is fixed on the lifting appliance assembly connecting lug of the balancing rod, the other end of each short lifting rope is fixed on the multifunctional container lifting appliance, and after the balancing rod and the multifunctional container lifting appliance are rotated by 90 degrees relatively, the lifting appliance assembly connecting lugs and the lifting appliance assembly connecting lugs are connected into a whole through the lifting appliance assembly, and the lifting appliance is in a folding state.

Has the advantages that:

the utility model discloses can motor road go, can be in general pier operation, the expansion time is short, take up an area of when the operation is little, hoist and mount height is high, jack-up weight is big to the integration is furnished with multi-functional containerization hoist, has solved the problem of ordinary military use or civilian pier to the container fast loading and unloading of large-scale naval vessel.

Drawings

Fig. 1-a is a schematic view of the driving state of the present invention.

Fig. 1-B is a schematic view of the working state of the present invention after expansion.

Figure 2-a is the utility model discloses a repacking trailer schematic diagram.

FIG. 2-B is a schematic view of the direction A in FIG. 2-A.

Fig. 3-a is a schematic view of the retraction state of the lifting device assembly of the present invention.

Fig. 3-B is a schematic view of the extending state of the lifting device assembly of the present invention.

FIG. 3-C is a schematic sectional view A-A of FIG. 3-B.

Fig. 4-a is a schematic view of a base column assembly of the present invention.

Fig. 4-B is a left side view of fig. 4-a.

Fig. 5 is a schematic view of the center pillar assembly of the present invention.

Fig. 6-a is a schematic view of the upper column assembly of the present invention.

Fig. 6-B is a left side view of fig. 6-a.

Fig. 7-a is a schematic view of the boom assembly of the present invention.

Fig. 7-B is a top view of fig. 7-a.

Fig. 8-a is a schematic view of the structure of the boom assembly of the present invention.

Fig. 8-B is a sectional view a-a of fig. 8-a.

Fig. 9-a is a schematic view of a trolley assembly according to the present invention.

FIG. 9-B is a top view of FIG. 9-A.

Fig. 9-C is a left side view of fig. 9-a.

Fig. 10 is a schematic view of the trolley of the present invention.

Fig. 11-a is a schematic front view of the multi-purpose spreader assembly of the present invention.

Fig. 11-B is a schematic side view of the multi-purpose container spreader assembly of the present invention.

Fig. 12-a, fig. 12-B, fig. 12-C, fig. 12-D, fig. 12-E, fig. 12-F, fig. 12-G, fig. 12-H are schematic diagrams of the expanding steps of the present invention.

Fig. 13 is a schematic view of the replenishment of the present invention.

Wherein, 1-tractor, 2-modified trailer, 3-engine assembly, 4-lifting device assembly, 5-boom assembly, 6-crane trolley assembly, 7-lifting device assembly overturn oil cylinder, 8-multipurpose container spreader assembly, 201-semi-finished trailer, 202-front hydraulic support leg, 203-rear hydraulic support leg, 204-crane assembly overturn oil cylinder support, 205-lifting device assembly connecting double lugs, 206-lifting device assembly fixing double lugs, 207-fixing lug oil cylinder bolt, 410-basic column assembly, 420-central column assembly, 430-upper column assembly, 440-boom assembly overturn oil cylinder, 450-central column assembly lift oil cylinder, 460-upper column assembly lift oil cylinder, 411-basic column structure, 412-rotating oil cylinder assembly, 413-rotating support leg, 414-support leg oil cylinder, 415-connecting single ear, 416-fixing single ear, 417-lifting oil cylinder support I, 421-center pillar structure, 422-lifting oil cylinder support II, 423-center pillar fixing hydraulic bolt, 431-rotating platform, 432-upper pillar structure, 433-upper pillar fixing hydraulic bolt, 434-suspension arm assembly connecting ear I, 435-suspension arm assembly overturning oil cylinder seat, 436-suspension arm assembly fixing connecting ear, 437-suspension arm assembly fixing connecting ear hydraulic bolt, 510-suspension arm assembly structure, 520-pushing oil cylinder, 511-suspension arm steel frame, 512-suspension arm fixing ear, 513-pushing oil cylinder connecting ear I, 514-suspension arm connecting ear, 515-suspension arm assembly overturning oil cylinder connecting ear II, 516-trolley slide way, 610-crane trolley, 620-hydraulic winch, 630-lifting rope, 640-guide wheel, 650-steel wire rope fixing pin, 660-roller, 611-crane trolley structure, 612-pushing oil cylinder connecting lug II, 613-guide wheel support, 614-roller mounting hole, 801-balance rod, 802-steering wheel, 803-short lifting rope, 804-multifunctional container lifting appliance, 805-lifting appliance assembly connecting single lug and 806-lifting appliance assembly connecting double lug.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings by way of examples.

The utility model provides a large-scale naval vessel containerization supply car, as shown in fig. 1-A, fig. 1-B, including tractor 1, repacking trailer 2, engine assembly 3, elevating gear assembly 4, davit assembly 5, trolley assembly 6, elevating gear assembly upset hydro-cylinder 7, multi-purpose container spreader assembly 8, hydraulic system and electrical control system.

As shown in fig. 2-a and 2-B, the modified trailer is fixed at the rear end of the tractor, the modified trailer 2 can perform road maneuvering under the traction of the tractor 1, and the engine assembly 3 and the lifting device assembly 4 are installed on the modified trailer 2; the engine assembly 3 is a finished product and provides power for the supply vehicle, and the lifting device assembly 4 rotates by 90 degrees under the pushing of the lifting device assembly overturning oil cylinder 7 and is in a vertical or horizontal state; the suspension arm assembly 5 is arranged on the lifting device assembly 4 in an overturning way and is driven by the lifting device assembly overturning oil cylinder 7 to rotate by 90 degrees to be parallel or vertical to the lifting device assembly 4; the trolley assembly 6 is arranged on the suspension arm assembly 5 and moves linearly under the action of power; the multipurpose container spreader assembly 8 is a tool for lifting different goods such as containers, the multipurpose container spreader assembly 8 is connected with the trolley assembly 6, the trolley assembly 6 finishes the folding and unfolding of the multipurpose container spreader assembly 8, and in an initial state, the multipurpose container spreader assembly 8 is attached to the lower end of the suspension arm assembly 5 and can be folded together with the suspension arm assembly 5.

The modified trailer 2 is formed by additionally arranging a front hydraulic support leg 202, a rear hydraulic support leg 203 and a lifting frame assembly overturning oil cylinder support 204 on the basis of a semi-finished trailer 201, wherein a lifting device assembly is connected with a double lug 205, a lifting device assembly fixing double lug 206 and a fixing lug oil cylinder bolt 207.

The front hydraulic support leg 202 and the rear hydraulic support leg 203 are fixed at the bottom of the semi-finished trailer 201 and are used as balance supports when leveling members and bearing hoisting are carried out during work, and the crane assembly overturning oil cylinder support 204 is fixed at the tail end of the semi-finished trailer 201 and is used for installing the lifting device assembly overturning oil cylinder 7; the lifting device assembly connecting ears 205 are fixed at the tail end of the modified trailer and are used for connecting the hinge ears of the lifting device assembly 4; the lifting device assembly fixing double lugs 206 are fixed at the tail end of the semi-finished product trailer 201 and are positioned below the lifting device assembly connecting double lugs 205, and the lifting device assembly 4 is connected and fixed in a vertical state after rotating in place by matching of the fixing lug cylinder bolts 207 and the lifting device assembly fixing double lugs 206.

The engine assembly 3 is a finished product, is installed at the front end of the modified trailer 2, and provides electric power and hydraulic power for the containerization supply vehicle.

As shown in fig. 3-a, 3-B, and 3-C, the lifting device assembly 4 is the main lifting mechanism and the load-bearing member of the present invention, and includes a base column assembly 410, a center column assembly 420, an upper column assembly 430, a boom assembly turning cylinder 440, a center column assembly lifting cylinder 450, and an upper column assembly lifting cylinder 460. The structure belongs to a multi-segment mutual nesting structure form, the embodiment is three segments, the three segments are formed by nesting and extending a basic column assembly 410, a middle column assembly 420 and an upper column assembly 430, and the basic column assembly 410 is arranged at the outermost side; the pair of upper column assembly lifting oil cylinders 460 are power members for lifting the upper column assembly 430, one end of each upper column assembly lifting oil cylinder is connected with the upper column assembly 430 through a bolt, and the other end of each upper column assembly lifting oil cylinder is connected with the second lifting oil cylinder support 422; the pair of king post assembly lift cylinders 450, which are power members for lifting the king post assembly 430, have one end bolted to the king post assembly 420 and the other end connected to the lift cylinder support one 417 on the base post assembly 410; one end of a pair of boom assembly turning cylinders 440 is mounted at the outer end of the upper column assembly 430, and the other end of the boom assembly turning cylinders 440 is hinged to the boom assembly 5, which is a power member capable of rotating the boom assembly 5.

As shown in fig. 4-a and 4-B, the base column assembly includes a base column structure 411, a rotary cylinder 412, a rotary leg 413, a leg cylinder 414, a connecting lug 415, a fixed lug 416, and a lift cylinder support one 417. The basic column structure 411 is a main bearing component of the device and is a rectangular cylinder; the rotating cylinder 412 is a member for rotating the rotating leg 413, and mainly expands the rotating leg 413 to increase the anti-overturning capability of the utility model; the rotating leg 413 is the supporting and anti-overturning member of the equipment; the leg cylinders 414 are the main components of the support and leveling equipment, powered by hydraulic pressure; the connecting lug 415 and the fixing lug 416 are main connecting pieces and fixing pieces of the lifting device assembly and the modified trailer; lift cylinder support one 417 is the support to which the center pillar assembly lift cylinder 405 is attached.

As shown in fig. 5, the king post assembly 420 includes a king post structure 421, a lift cylinder support two 422, and four king post fixing hydraulic bolts 423. The center pillar assembly is nested in the basic pillar assembly cylinder and is pushed by a center pillar assembly lifting oil cylinder 450 to stretch in a limited way; the central pillar structure 421 is a rectangular cylinder as the main bearing member; the upper column assembly lifting oil cylinder support 422 is hinged with one end of the upper column assembly lifting oil cylinder 460; the center pillar fixing hydraulic bolt 423 is a force-bearing member that fixes the center pillar assembly 420 at the start position when it extends and contracts.

As shown in fig. 6-a and 6-B, the upper column assembly 430 includes a rotary platform 431, an upper column structure 432, four sets of upper column fixing hydraulic bolts 433, a first boom assembly connecting lug 434, a boom assembly tilting cylinder base 435, a boom assembly fixing connecting lug 436, and a boom assembly fixing connecting lug hydraulic bolt 437. The upper column assembly 430 is nested in the rectangular cylinder of the center column assembly 420 and is pushed by the upper column assembly lifting oil cylinder 406 to stretch and retract in the center column assembly 420 in a limited manner; the upper column structure 432 is a rectangular cylinder as a main bearing component of the device; the upper column fixing hydraulic bolt 433 is a bearing part which is used for fixing the upper column assembly 430 at the starting position and the ending position when the upper column assembly is stretched. The rotary platform 431 is hydraulically driven and can be designed to rotate at an angle of-135 degrees, and the suspension arm assembly 5 is rotated to enable the multipurpose container spreader assembly 8 to rotate above the loading vehicle. The supply vehicle rotary platform 431 is provided with a suspension arm assembly connecting lug I434 and a suspension arm assembly fixing connecting lug 436 which are connected with the suspension arm assembly 5; the boom assembly tilt cylinder base 435 is a hinged base on which one end of the boom assembly tilt cylinder 404 is mounted; the boom assembly is fixedly connected with a hydraulic bolt 437 for fixing the boom assembly 4 after being overturned in place.

As shown in FIGS. 7-A and 7-B, boom assembly 5 includes a boom assembly structure 510 and a push cylinder 520. One end of the push cylinder 520 is hinged with the boom assembly structure 510 by single and double ears, and the other end is hinged with the trolley assembly 6; the extension and contraction of the push oil cylinder 520 drives the trolley assembly 6 to move linearly.

As shown in fig. 8-a and 8-B, the boom assembly structure 510 is formed by assembling and welding a boom steel frame 511, a boom fixing lug 512, a pushing cylinder connecting lug 513, a boom connecting lug 514, a boom assembly turning cylinder connecting lug 515 and a trolley slideway 516; the suspension arm fixing lug 512 and the suspension arm connecting lug 514 are used for being connected with the upper column assembly 430, so that the suspension arm assembly 5 can be turned and fixed conveniently; the trolley slide 516 is used for the trolley assembly 6 to do linear motion on the suspension arm assembly 5, so as to change the amplitude during hoisting.

As shown in fig. 9-a, 9-B, and 9-C, the trolley assembly 6 includes a trolley 610, a hydraulic winch 620, a hoist rope 630, a guide wheel 640, a wire rope fixing pin 650, and a roller 660. The hydraulic winch 620 is fixed on the hoisting trolley 610 through bolts, the hydraulic winch 620 is of a double-circle-tube structure and can be looped in two lifting ropes 630, one end of each lifting rope 630 is fixed and looped in a circle tube of the hydraulic winch 620, and the other end of each lifting rope 630 is fixed on a steel wire rope fixing pin 650 after passing through a guide wheel 640 and a steering wheel 802 in the multipurpose container spreader assembly 8; the rollers 660 are mounted at the four corners of the trolley 610 to facilitate the trolley assembly 6 to roll linearly on the boom assembly 5.

As shown in fig. 10, the trolley 610 is assembled and welded by a trolley structure 611, a second push cylinder connecting lug 612, a guide wheel support 613 and a roller mounting hole 614. The second pushing cylinder connecting lug 612 is used for connecting the pushing cylinder 520, the guide wheel support 613 is used for guiding the lifting rope 630, and the roller mounting hole 614 is used for mounting the roller 660.

As shown in fig. 11-a and 11-B, the multipurpose container spreader assembly 8 is assembled by a balance bar 801, a steering wheel 802, a short lifting rope 803 and a multipurpose container spreader 804. The directive wheel 802 is used for turning the lifting rope 630, one end of four short lifting ropes 803 is fixed on the balance bar 801, because the width of the multifunctional container lifting appliance 804 is consistent with the length of the container, during lifting, the width direction of the multifunctional container lifting appliance 804 is parallel to the length direction of the lifting arm 5, in order to facilitate folding, after the balance bar 801 and the multifunctional container lifting appliance are relatively rotated for 90 degrees, the balance bar 801 and the multifunctional container lifting appliance can be connected into a whole through the matching between the single lug 805 connected with the lifting appliance assembly and the double lug 806 connected with the lifting appliance assembly through the bolt component, the lifting appliance assembly is convenient to fold, at this moment, the length direction of the multifunctional container lifting appliance 804 is parallel to the length direction of the lifting arm 5.

As shown in fig. 12-a to 12-H, the large-sized ship containerization supply vehicle of the present invention is developed in the following manner:

the method comprises the following steps: after the replenishment vehicle runs to a site where replenishment is needed at a wharf, the position is found, the engine assembly 3 is started, the engine assembly 3 provides power, and the front hydraulic support legs 202 and the rear hydraulic support legs 203 are operated and controlled to be unfolded and leveled to modify the trailer 2;

step two: the lifting frame assembly is controlled to turn over the oil cylinder support 204, so that the lifting device assembly 4 rotates by about 90 degrees around the connecting double lugs 205 of the lifting device assembly, and the fixing lug oil cylinder bolt 207 is controlled to bolt so that the fixing double lugs 206 of the lifting device assembly are fixed; the rotating oil cylinder 412 is controlled to rotate the rotating support leg 413 by about 135 degrees, the anti-overturning capacity of the utility model is improved, and the support leg oil cylinder 414 is controlled to be matched with the front hydraulic support leg 202 and the rear hydraulic support leg 203;

step three: the boom assembly is controlled to turn over the cylinder base 435 to rotate the boom assembly by 90 degrees and is fixed by a boom assembly fixed connection lug hydraulic bolt 437;

step three: the hydraulic winch 620 is controlled to release the lifting rope 630, so that the multipurpose container lifting appliance assembly 8 is lowered to the ground;

step four: manually loosening the connection between the spreader assembly connecting lug 805 and the spreader assembly connecting lug 806 in the multipurpose container spreader assembly 8, hoisting to a certain height to rotate the multifunctional container spreader 804 by about 90 degrees, connecting the short lifting ropes 803, and basically unfolding the supplying vehicle;

if the requirement on the cargo lifting height is high, continuing the subsequent operation:

step five: the upper column assembly lifting oil cylinder 460 is operated to lift, so that the upper column assembly 430 is lifted to a limited position, and four groups of upper column fixing hydraulic bolts 433 are operated to fix the upper column assembly 430;

step six: the center pillar assembly lifting cylinder 450 is operated to lift the center pillar assembly 420 to a limited position, and the four center pillar fixing hydraulic plugs 422 are operated to fix the center pillar assembly 420.

The container is then hoisted for replenishment by the multi-purpose container spreader 804, as shown in fig. 13.

Complete the whole unfolding operation, and the folding and unfolding of the utility model are opposite.

In summary, the above is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A large-scale naval vessel containerization supply vehicle is characterized by comprising a tractor, a modified trailer, an engine assembly, a lifting device assembly, a suspension arm assembly, a crane trolley assembly, a lifting device assembly turning oil cylinder and a multipurpose container spreader assembly;

the modified trailer is fixed at the rear end of the tractor, and the engine assembly and the lifting device assembly are arranged on the modified trailer; the engine assembly provides power for the supply vehicle; the lifting device assembly rotates for 90 degrees under the pushing of the lifting device assembly overturning oil cylinder and is in a vertical or horizontal state; the suspension arm assembly is arranged on the lifting device assembly in an overturning way and is driven by the overturning oil cylinder of the lifting device assembly to rotate by 90 degrees to be parallel or vertical to the lifting device assembly; the trolley assembly is arranged on the suspension arm assembly and moves linearly along the suspension arm assembly under the action of power; the multipurpose container spreader assembly is connected with the trolley assembly, the trolley assembly finishes the folding and unfolding of the multipurpose container spreader assembly, and the multipurpose container spreader assembly is attached to the lower end of the suspension arm assembly in an initial state.

2. The large ship containerization supply vehicle of claim 1, wherein the refitted trailer is provided with a front hydraulic support leg, a rear hydraulic support leg, a crane assembly overturning oil cylinder support, a lifting device assembly connecting double lugs, a lifting device assembly fixing double lug and a fixing lug oil cylinder bolt;

3. The large vessel containerization supply car of claim 1, wherein the lifting device assembly comprises a base column assembly, a center column assembly, an upper column assembly, a boom assembly overturning cylinder, a base column assembly lifting cylinder, a center column assembly lifting cylinder and an upper column assembly lifting cylinder;

4. The large vessel containerization replenishment vehicle of claim 1, wherein the boom assembly comprises a boom assembly structure and a thrust cylinder;

5. The large naval vessel containerization supply vehicle of claim 1, wherein the trolley assembly comprises a trolley, a hydraulic winch, a lifting rope, a guide wheel, a steel wire rope fixing pin and a roller;

6. The large ship containerized replenishment car of claim 5, wherein the multi-purpose container spreader assembly comprises a spreader bar, a steering wheel, a short lifting rope and a multi-purpose container spreader;